API Integration Contracts in the City of London

API Integration
Central London > City of London

The table below provides summary statistics for contract job vacancies advertised in the City of London requiring API Integration skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited API Integration over the 6 months leading up to 23 June 2025, comparing them to the same period in the previous two years.

6 months to
23 Jun 2025
Same period 2024 Same period 2023
Rank 96 116 152
Rank change year-on-year +20 +36 +36
Contract jobs citing API Integration 22 6 15
As % of all contract jobs advertised in the City of London 1.27% 0.28% 0.44%
As % of the Processes & Methodologies category 1.36% 0.31% 0.48%
Number of daily rates quoted 12 2 11
10th Percentile £429 £460 £463
25th Percentile £509 £512 £622
Median daily rate (50th Percentile) £623 £623 £688
Median % change year-on-year - -9.45% +31.83%
75th Percentile £724 £732 £756
90th Percentile £749 £783 £1,213
Central London median daily rate £623 £475 £644
% change year-on-year +31.05% -26.21% +28.75%

All Process and Methodology Skills
City of London

API Integration falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in the City of London.

Contract vacancies with a requirement for process or methodology skills 1,620 1,949 3,131
As % of all contract IT jobs advertised in the City of London 93.75% 90.69% 91.28%
Number of daily rates quoted 1,032 1,358 2,098
10th Percentile £350 £363 £359
25th Percentile £450 £463 £481
Median daily rate (50th Percentile) £551 £575 £600
Median % change year-on-year -4.17% -4.17% +4.35%
75th Percentile £688 £688 £725
90th Percentile £775 £800 £825
Central London median daily rate £550 £550 £600
% change year-on-year - -8.33% +4.80%
Number of hourly rates quoted 16 14 25
10th Percentile £19.25 £20.01 £14.25
25th Percentile £24.43 £20.29 £16.61
Median hourly rate £29.75 £26.63 £35.00
Median % change year-on-year +11.74% -23.93% -16.67%
75th Percentile £52.50 £40.00 £53.75
90th Percentile £76.25 £47.73 £88.30
Central London median hourly rate £30.04 £27.81 £35.00
% change year-on-year +8.00% -20.54% -15.66%

API Integration
Job Vacancy Trend in the City of London

Job postings citing API Integration as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for API Integration in the City of London

API Integration
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing API Integration in the City of London.

Daily rate trend for API Integration in the City of London

API Integration
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing API Integration in the City of London over the 6 months to 23 June 2025.

Daily rate histogram for API Integration in the City of London

API Integration
Co-occurring Skills and Capabilities in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 5 (22.73%) Confluence
2 2 (9.09%) Apache Airflow
2 2 (9.09%) Apache Spark
2 2 (9.09%) Luigi
3 1 (4.55%) Anypoint
3 1 (4.55%) Microsoft Exchange
3 1 (4.55%) SharePoint
Business Applications
1 1 (4.55%) Endur
Cloud Services
1 9 (40.91%) Azure
2 5 (22.73%) AWS
3 4 (18.18%) Azure DevOps
3 4 (18.18%) GitHub
4 3 (13.64%) GCP
5 2 (9.09%) Azure Monitor
5 2 (9.09%) Power Platform
6 1 (4.55%) AWS Lambda
6 1 (4.55%) Cloud Computing
6 1 (4.55%) Nutanix
6 1 (4.55%) SaaS
6 1 (4.55%) Salesforce Sales Cloud
6 1 (4.55%) Salesforce Service Cloud
6 1 (4.55%) Serverless
6 1 (4.55%) Snowflake
Communications & Networking
1 2 (9.09%) HTTP
2 1 (4.55%) DNS
2 1 (4.55%) Firewall
2 1 (4.55%) Kerberos
2 1 (4.55%) TCP/IP
2 1 (4.55%) VPN
Database & Business Intelligence
1 3 (13.64%) NoSQL
2 2 (9.09%) Big Data
2 2 (9.09%) Hadoop
2 2 (9.09%) MongoDB
2 2 (9.09%) PostgreSQL
2 2 (9.09%) Power BI
3 1 (4.55%) Data Mart
3 1 (4.55%) Elasticsearch
3 1 (4.55%) Geospatial Data
3 1 (4.55%) SQL Server
3 1 (4.55%) Tableau
Development Applications
1 4 (18.18%) JIRA
2 3 (13.64%) Jenkins
3 1 (4.55%) Bitbucket
3 1 (4.55%) Git
3 1 (4.55%) Maven
3 1 (4.55%) ScriptRunner
3 1 (4.55%) Subversion
3 1 (4.55%) TeamCity
3 1 (4.55%) Zephyr
General
1 7 (31.82%) Finance
2 5 (22.73%) Banking
2 5 (22.73%) Social Skills
3 3 (13.64%) Marketing
4 1 (4.55%) Analytical Skills
4 1 (4.55%) Corporate Banking
4 1 (4.55%) Financial Institution
4 1 (4.55%) Inclusion and Diversity
4 1 (4.55%) Investment Banking
4 1 (4.55%) Public Sector
4 1 (4.55%) Publishing
4 1 (4.55%) Retail
4 1 (4.55%) Retail Banking
Job Titles
1 10 (45.45%) Developer
2 4 (18.18%) Java Developer
3 3 (13.64%) Angular Developer
3 3 (13.64%) Data Engineer
4 1 (4.55%) AWS Data Engineer
4 1 (4.55%) AWS Developer
4 1 (4.55%) AWS Engineer
4 1 (4.55%) Azure Engineer
4 1 (4.55%) Endur Developer
4 1 (4.55%) Full-Stack Engineer
4 1 (4.55%) Grid Engineer
4 1 (4.55%) JIRA Developer
4 1 (4.55%) Lead
4 1 (4.55%) MuleSoft Developer
4 1 (4.55%) Node.js Developer
4 1 (4.55%) OpenLink Developer
4 1 (4.55%) Python Engineer
4 1 (4.55%) Salesforce Solution Architect
4 1 (4.55%) Senior
4 1 (4.55%) TIBCO Engineer
Libraries, Frameworks & Software Standards
1 6 (27.27%) REST
2 4 (18.18%) AngularJS
2 4 (18.18%) Spring
2 4 (18.18%) Spring Boot
3 3 (13.64%) Kafka
4 2 (9.09%) JSON
4 2 (9.09%) Lightning Web Components
4 2 (9.09%) Visualforce
4 2 (9.09%) XML
5 1 (4.55%) .NET
5 1 (4.55%) AWS CDK
5 1 (4.55%) CSS
5 1 (4.55%) HTML
5 1 (4.55%) LDAP
5 1 (4.55%) Middleware
5 1 (4.55%) MUnit
5 1 (4.55%) Murex MxML
5 1 (4.55%) OAuth
5 1 (4.55%) OpenAPI
5 1 (4.55%) SOAP
Miscellaneous
1 1 (4.55%) Clustering
1 1 (4.55%) Distributed Systems
1 1 (4.55%) Grid Computing
1 1 (4.55%) Onboarding
Operating Systems
1 2 (9.09%) Linux
2 1 (4.55%) Red Hat Enterprise Linux
2 1 (4.55%) Solaris
2 1 (4.55%) Unix
2 1 (4.55%) Windows
2 1 (4.55%) Windows Server
2 1 (4.55%) Windows Server 2019
Processes & Methodologies
1 9 (40.91%) CI/CD
1 9 (40.91%) DevOps
2 5 (22.73%) Agile
3 4 (18.18%) Business Intelligence
3 4 (18.18%) Code Quality
3 4 (18.18%) Test Automation
4 3 (13.64%) API Development
4 3 (13.64%) Containerisation
4 3 (13.64%) Data Engineering
4 3 (13.64%) ETL
4 3 (13.64%) Migration
4 3 (13.64%) Problem-Solving
4 3 (13.64%) Workflow
5 2 (9.09%) Continuous Integration
5 2 (9.09%) Data Integration
5 2 (9.09%) Data Modelling
5 2 (9.09%) Performance Management
5 2 (9.09%) Scrum
5 2 (9.09%) Software Engineering
5 2 (9.09%) Stakeholder Management
Programming Languages
1 11 (50.00%) Java
2 10 (45.45%) Python
3 6 (27.27%) SQL
4 4 (18.18%) TypeScript
5 2 (9.09%) Apex Code
5 2 (9.09%) C#
5 2 (9.09%) JavaScript
5 2 (9.09%) R
5 2 (9.09%) Scala
6 1 (4.55%) Bash
6 1 (4.55%) C++
6 1 (4.55%) Go
6 1 (4.55%) Groovy
6 1 (4.55%) Perl
6 1 (4.55%) PowerShell
6 1 (4.55%) Shell Script
Qualifications
1 4 (18.18%) Degree
1 4 (18.18%) SC Cleared
1 4 (18.18%) Security Cleared
2 1 (4.55%) CBAP
2 1 (4.55%) Computer Science Degree
2 1 (4.55%) TOGAF Certification
Quality Assurance & Compliance
1 3 (13.64%) Data Quality
1 3 (13.64%) QA
System Software
1 2 (9.09%) Docker
2 1 (4.55%) Active Directory
2 1 (4.55%) NFS
2 1 (4.55%) Platform Symphony
2 1 (4.55%) Veritas File System
2 1 (4.55%) Veritas Volume Manager
2 1 (4.55%) VMware ESXi
2 1 (4.55%) VMware Infrastructure
Systems Management
1 2 (9.09%) Kubernetes
2 1 (4.55%) Ansible
2 1 (4.55%) CloudHub
2 1 (4.55%) Control-M
2 1 (4.55%) Grafana
2 1 (4.55%) ITRS Geneos
2 1 (4.55%) Kibana
2 1 (4.55%) Netcool
2 1 (4.55%) Opsgenie
2 1 (4.55%) QRadar
2 1 (4.55%) Red Hat Satellite
2 1 (4.55%) Terraform
2 1 (4.55%) Tivoli
Vendors
1 3 (13.64%) Salesforce
2 2 (9.09%) IBM
2 2 (9.09%) Oracle
2 2 (9.09%) Red Hat
2 2 (9.09%) TIBCO
3 1 (4.55%) Atlassian
3 1 (4.55%) BMC
3 1 (4.55%) CyberArk
3 1 (4.55%) Microsoft
3 1 (4.55%) MuleSoft
3 1 (4.55%) Murex
3 1 (4.55%) OpenLink
3 1 (4.55%) Qualys
3 1 (4.55%) SaltStack
3 1 (4.55%) Splunk
3 1 (4.55%) Talend
3 1 (4.55%) VMware